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When is First Day of Summer 2027?
Monday, June 21, 2027
There are 445 days left until First Day of Summer 2027.
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First Day of Summer
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Date details for First Day of Summer 2027
- Day of week: Monday
- Full date: Monday, June 21, 2027
- Days remaining: 445
- Weeks remaining: 63
First Day of Summer 2027 is on Monday, June 21, 2027. That’s 445 days or 63 weeks from today. Track it with a free countdown widget on your iPhone.
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About First Day of Summer
The first day of Summer 2027 is Monday, June 21st.
History & Significance
This date marks the Summer Solstice in the Northern Hemisphere, the longest day of the year.
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